openEuler 22.03 LTS SP1 update for xterm

1) OS Command Injection

EUVDB-ID: #VU69240

Risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2022-45063

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation when processing font ops. A remote attacker can trick the victim into opening a specially crafted file and execute arbitrary OS commands on the target system within the vi line-editing mode of Zsh.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 22.03 LTS SP1

xterm-help: before 363-6

xterm-debugsource: before 363-6

xterm-debuginfo: before 363-6

xterm: before 363-6

CPE2.3

• cpe:2.3:o:openeuler:openeuler:22.03:LTS SP1:*:*:*:*:*:*
• cpe:2.3:o:openeuler:xterm-help:*:*:*:*:*:openeuler:*:*
• cpe:2.3:o:openeuler:xterm-debugsource:*:*:*:*:*:openeuler:*:*
• cpe:2.3:o:openeuler:xterm-debuginfo:*:*:*:*:*:openeuler:*:*
• cpe:2.3:o:openeuler:xterm:*:*:*:*:*:openeuler:*:*

External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2024-2237

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.